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. 2026 Jan 23;31(3):393. doi: 10.3390/molecules31030393
ERg intestinal extraction ratio
ERh hepatic extraction ratio
Fa fraction absorbed
Fg fraction that avoids intestinal metabolism
FG gastric bioavailability
Fh hepatic bioavailability
Fmeas oral bioavailability
AUCid AUC after intraduodenal administration
AUCig AUC after intragastric administration
AUCipv AUC after intraportal (portal vein) administration
AUCiv AUC after intravenous administration
Cmax Maximum concentration
CL clearance
Tmax time to reach Cmax
Vd volume of distribution
MRT Mean Residence Time
Rb blood-to-plasma ratio
Qpor portal blood flow rate
UPLC-MS/MS Ultra-Performance Liquid Chromatography–Tandem Mass Spectrometry
IS Internal standard
MRM Multiple reaction monitoring
RE Relative error
RSD Relative standard deviation
LLOQ Lower limit of quantification
QC Quality control
LQC Low Quality Control
MQC Mid Quality Control
HQC High Quality Control